अनुक्रम \(2,-6,18,-54,\ldots\) का सार्व अनुपात क्या है?
What is the common ratio of the sequence \(2,-6,18,-54,\ldots\)?
Explanation opens after your attempt
B. (-3)
Concept
The common ratio is \(\frac{-6}{2}=-3\). With a negative ratio the signs alternate.
Why this answer is correct
The correct answer is B. (-3). The common ratio is \(\frac{-6}{2}=-3\). With a negative ratio the signs alternate.
Exam Tip
सार्व अनुपात \(\frac{-6}{2}=-3\) है। ऋणात्मक अनुपात होने पर चिह्न बारी-बारी से बदलते हैं।
Login to save your score, XP, coins and progress.
